Continue execution after event completes

Hi Dear Developers,

Hope you are all fine.
I want to continue execution after my timeline ends.

This is call of event from function :

https://forums.unrealengine.com/filedata/fetch?filedataid=128377&type=thumb

Need to wait before below event ends. After below finish continue execution from above where it stands.

https://forums.unrealengine.com/filedata/fetch?filedataid=128378&type=thumb

Should I use event dispatcher?

Thanks for your answers.